JTS US-902D Pro Instruction Manual
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JTS US-902D Pro Instruction Manual

Dual channel pll diversity wireless system
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Instruction Manual
US-902D Pro
DUAL CHANNEL PLL DIVERSITY WIRELESS SYSTEM

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Summary of Contents for JTS US-902D Pro

  • Page 1 Instruction Manual US-902D Pro DUAL CHANNEL PLL DIVERSITY WIRELESS SYSTEM...
  • Page 2 Thank you for choosing the JTS wireless system. In order to obtain the best efficiency from the system, you are recommended to take few minutes to read this instruction manual carefully.
  • Page 3 INDEX 1. Important Caution 2. Features 3. Specification 3-1 Overall System 3-2 Receiver 3-3 Handheld Transmitter 3-4 Body-pack Transmitter 3-5 Optional Condenser Microphone 4. Part Identification & Accessories 4-1 Receiver 4-2 Handheld Transmitter 4-3 Body-pack Transmitter 4-4 Optional Condenser Microphone 4-5 Accessories 5.

  • Page 4: Important Caution

    1. Important Caution • Always makes all connections before plugging the unit into an AC power outlet. • Do not leave the device in a place neither with high temperature nor high humidity. • Always do not handle the power cord with wet hands! •...

  • Page 5: Specification

    PLL Synthesized Control OSC Channels........... 16 Channels Audio Frequency Response 50~18,000Hz Band-width........24 MHz Operation Range......100M 3-2 Receiver Receiver Model...... US-902D Pro Frequency Preparation..PLL Synthesized Control Carrier Frequency Range 502~960 MHz S/N Ratio........> 105dB T.H.D..........<0.6%@1KHz Display..........Display Contents....

  • Page 6: Handheld Transmitter

    3-3 Handheld Transmitter Model No........Mh-920 / Mh-930 Mh-850 / Mh-750 Frequency Preparation.... PLL Synthesized Control PLL Synthesized Control Carrier Frequency Range..502~960 MHz 502~960 MHz RF Outputs........10mW 10mW Stability..........±10KHz ±10KHz Frequency Deviation....±48KHz ±48KHz LCD / LED Display....Channel Low Battery, Power On/Off Controls..........

  • Page 7: Optional Condenser Microphone

    3-5 Optional Condenser Microphone Lavaliere Microphone // CM-501 CM-201 CM-125 Model No....... CM-501 CM-201 CM-125 Connector......4P Mini XLR 4P Mini XLR 4P Mini XLR Frequency Response..100~15,000 Hz 60~15,000 Hz 50~18,000 Hz Polar Pattern......Cardioid Omni-directional Omni-directional Sensitivity (at 1000Hz) -60±3 dB -60±3 dB -53±3 dB...
  • Page 8 Ear-hook Microphone // CM-801 CM-804i CM-8015 CM-825i Model No....... CM-801/CM-804i CM-8015/CM-825i Connector......801C3 (3 pin mini XLR) 801C3 (3 pin mini XLR) 801C4 (4 pin mini XLR) 801C4 (4 pin mini XLR) 801CS (3.5 stereo plug) 801CS (3.5 stereo plug) Frequency Response..

  • Page 9: Parts Identification & Accessories

    4. Parts Identification & Accessories 4-1 Dual Channel PLL Diversity Receiver // US-902D Pro Power Switch Channel Selector (Up/Down) LCD panel Volume control Antenna Squelch level adjustor DCV Input (12-18V DC/300mA) Unbalanced Ø6.3mm jack socket Balanced XLR socket Mixed...
  • Page 10 4-2 Handheld Transmitter // Mh-920 / Mh-930 Interchangeable dynamic capsule LCD display Down button UP button Set button Battery tray Battery tray button Power On/Off switch Mh-920 Mh-930 Mh-750 / Mh-850 Interchangeable dynamic capsule LED display Channel selector Battery tray Battery tray button Power On/Off switch Mh-750...
  • Page 11 4-3 Body-pack Transmitter // PT-920B(mi) / PT-850B(mi) Mic. input Power On/off switch Antenna LCD display LED display Set button Up button Down button Channel selector AF level control PT-920B PT-850B PT-920Bmi PT-850Bmi Gain adjust Battery tray Battery tray cover Carry case Belt-loop PT-920B PT-920Bmi...
  • Page 12 Headset Microphone // CM-204 CM-204U CM-204UL CM-225 CX-504 Gooseneck Headband 4 Pin Mini XLR Windscreen CM-204 CM-204U CM-204UL CM-225 CX-504 WIRELESS MICROPHONE SYSTEM...
  • Page 13 Ear-hook Microphone // CM-801 CM-804i CM-8015 CM-825i Boom CM-801 Adjustable Headband Adjustable ear hook Detchable Cable Cable Clip Windscreen 4 Pin Mini XLR 3 Pin Mini XLR CM-804i 3.5 Stereo Plug CM-8015 CM-825i Instrument Microphone // CX-508W CX-516W Gooseneck Clip Windscreen 4 Pin Mini XLR CX-508W...

  • Page 14: Accessories

    4-5 Accessories AC/DC adaptor Switching Power Supply(100V~240V , 50~60Hz) Linear Power Supply (220V , 50Hz) Linear Power Supply (220V , 60Hz) Screwdriver RM-12 Rack mount kit Option AF output cable (with Ø6.3 plug at both ends) GC-80/GC-100 Guitar Cable Option GC-80L/GC-100L Guitar Cable Option WIRELESS MICROPHONE SYSTEM...

  • Page 15: Preparing Procedures & Basic Operation

    5. Preparing Procedures & Basic Operation 5-1 Receiver (1) Audio Output Connector Connect one end of the AF output cable to the AF output socket in the rear panel, then plug another end to the “MIC IN” input socket of a mixer or amplifier. (Step 1) It is equipped with balanced XLR output and unbalanced Φ6.3mm output, choose the proper way for use.
  • Page 16 Mute status of RX2 Setting lock-on mod (6) Basic Operation US-902D Pro / US-9216 Series 1. Selecting channel Press the Up or Down button till the RX1 starts flashing, and again press the Up / Down button to select a suitable channel from the pre-set 16 channels. Later the RX1 stop flashing, the receiver will store the channel automatically meanwhile presenting the channel number.
  • Page 17 2. Setting Lock-On Up and Down buttons till the HOLD starts flashing , the Lock-On Hold both mode is done. To release the Lock-On mode hold both Up and Down bottons for 2 secs. 3. Adjusting Squelch level With the Squelch level control in the rear panel, you can adjust the squelch at a suitable level.
  • Page 18 5-2 Handheld Transmitter Battery Insertion // Mh-920 / Mh-930 / Mh-850 / Mh-750 (1) Loosen the microphone head counter-clockwise. (Figure 1) (2) Hold on to both battery tray buttons to release it. (Figure 2) (3) Insert 2 pieces of UM-3 1.5 V batteries, remember to match Figure 1 correct polarity.
  • Page 19 Channel Select // Mh-920 / Mh-930 (1) LCD panel Channel Battery indictor (2) Channel Selection 1. Press the SET button to select between frequency and sensitivity. 2. Press the UP or DOWN button to adjust the channel 3. Press UP or DOWN the “CH”...
  • Page 20 5-3 Body-pack Transmitter // PT-920B(mi) / PT-850B(mi) (1) PT-920B(mi) LCD panel Main display Battery indictor (2) Basic operation 1. Slide the battery tray cover in the direction of the arrow to open it, insert two 1.5V batteries according the correct polarity, and return the cover.

  • Page 21: Installation Of Condenser Microphones

    5-4 Installation of Condenser Microphones (1) Lavaliere microphone Attach lavaliere microphone to a tie, lapel, where is suitable for sound pick-up. Plug the connector into input socket on the body-pack transmitter. PT-920BG (2) Headset microphone Put the headband behind your head, and fix the temples on your ears as shows, then adjust the gooseneck to have best miking.
  • Page 22 (4) Ear-hook Microphone 1. Lightweight Dual Ear Hook Microphone Try on whether the headset is fit. Adjust the headband to a suitable width. Tighten or loosen the curve of the ear-hook by twisting the loop or expanding it. Curve and bend the boom to fit your face. Attach the detachable cable to a suitable place by a cable clip.

  • Page 23: System Operation

    6. System Operation Be sure to mute the audio signal of mixer or amplifier before turning on the receiver or trans- mitter. 6-1 Power on Turn AF level on the receiver completely counter-clockwise to the minimum level, and press the power On/Off switch on the front panel of receiver. As soon as you turn power on of receiver, the power LCD lights on, meanwhile the RF signal and AF level indicate the transmission status, and receiver is ready for operating.

  • Page 24: Using The Body-Pack Transmitter

    6-3 Using the Body-pack transmitter (1) On the rear panel of PT-920B(Bmi) / PT-850B(Bmi) body-back transmitter, equipped the AF level control. Use the supplied plastic stick to adjust a proper level. (2) The carry case allows the PT-920B(Bmi) / PT-850B(Bmi) to be attached on performer’ s belt, place the antenna towards the back of his body.
  • Page 25 7. Recommendation (1) In order to achieve the optimum reception condition and also extend the operating distance, please leave a “open space” between the receiver and transmitter. (2) Keep the devices away from the metal objects or any interference sources, at least 50 cm. (3) To avoid the feed-back effect, don’t leave the mic.

  • Page 26: Important Notice

    8. Important Notice (1) JTS offers wireless systems in a selection of bands that conform to the different government regulations of specific nations or geographic regions. These regulations help limit radio frequency (RF) interference among different wireless devices and prevent interference with local public communications channels, such as television and emergency broadcasts.

  • Page 28: Mh-920 / Mh

    US-902D Pro / Mh-920 / Mh-930 / Mh850 / Mh-750 PT-920B(mi) / PT-850B(mi) 1856 59506-038-04...

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